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[Allison House]

Photograph of the Allison House in Crowell, Texas.
Date: December 2, 1979
Creator: Texas Historical Commission
Object Type: Photograph
System: The Portal to Texas History
T-Square (open access)

T-Square

Patent for a t-square. Illustrations included.
Date: March 2, 1909
Creator: Whaley, James N. & Self, James H.
Object Type: Patent
System: The Portal to Texas History